Search Results for author: Mariano Schain

Found 6 papers, 1 papers with code

RedEx: Beyond Fixed Representation Methods via Convex Optimization

no code implementations15 Jan 2024 Amit Daniely, Mariano Schain, Gilad Yehudai

Optimizing Neural networks is a difficult task which is still not well understood.

Locally Optimal Descent for Dynamic Stepsize Scheduling

no code implementations23 Nov 2023 Gilad Yehudai, Alon Cohen, Amit Daniely, Yoel Drori, Tomer Koren, Mariano Schain

We introduce a novel dynamic learning-rate scheduling scheme grounded in theory with the goal of simplifying the manual and time-consuming tuning of schedules in practice.

Scheduling Stochastic Optimization

Adversarial Robustness of Streaming Algorithms through Importance Sampling

no code implementations NeurIPS 2021 Vladimir Braverman, Avinatan Hassidim, Yossi Matias, Mariano Schain, Sandeep Silwal, Samson Zhou

In this paper, we introduce adversarially robust streaming algorithms for central machine learning and algorithmic tasks, such as regression and clustering, as well as their more general counterparts, subspace embedding, low-rank approximation, and coreset construction.

Adversarial Robustness Clustering +1

Asynchronous Stochastic Optimization Robust to Arbitrary Delays

no code implementations NeurIPS 2021 Alon Cohen, Amit Daniely, Yoel Drori, Tomer Koren, Mariano Schain

In the general non-convex smooth optimization setting, we give a simple and efficient algorithm that requires $O( \sigma^2/\epsilon^4 + \tau/\epsilon^2 )$ steps for finding an $\epsilon$-stationary point $x$, where $\tau$ is the \emph{average} delay $\smash{\frac{1}{T}\sum_{t=1}^T d_t}$ and $\sigma^2$ is the variance of the stochastic gradients.

Distributed Optimization

Scalable Learning of Non-Decomposable Objectives

2 code implementations16 Aug 2016 Elad ET. Eban, Mariano Schain, Alan Mackey, Ariel Gordon, Rif A. Saurous, Gal Elidan

Modern retrieval systems are often driven by an underlying machine learning model.

Retrieval

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